142 hedge funds and large institutions have $868M invested in Rambus in 2014 Q4 according to their latest regulatory filings, with 25 funds opening new positions, 42 increasing their positions, 48 reducing their positions, and 16 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
142
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$13.6M
Puts
$11.3M
Net Calls
Net Calls Change

Top Buyers

1 +$9.62M
2 +$4.74M
3 +$4.19M
4
Norges Bank
Norges Bank
Norway
+$3.03M
5
RFC
Russell Frank Company
Washington
+$2.94M

Top Sellers

1 -$14M
2 -$7.23M
3 -$3.69M
4
Goldman Sachs
Goldman Sachs
New York
-$2.97M
5
FA
Friess Associates
Delaware
-$2.82M
Name Holding Trade Value Shares
Change
Change in
Stake
26
$3.99M
27
$3.65M
28
$3.42M
29
$3.42M
30
$3.42M
31
$3.38M
32
$2.98M
33
$2.87M
34
$2.79M
35
$2.63M
36
$2.51M
37
$2.48M
38
$2.39M
39
$2.35M
40
$2.28M
41
$2M
42
$1.91M
43
$1.88M
44
$1.8M
45
$1.57M
46
$1.51M
47
$1.42M
48
$1.39M
49
$1.36M
50
$1.36M